An animated history of Valentine’s Day, plus why the heart is associated with love.
Horror movie-themed Valentine’s Day cards and a collection of really nerdy Valentine’s Day cards – more here.
Forget chocolate on Valentine’s Day, try semen, says Surgery News editor. Retraction, resignation follow.
Video: The Science of Chocolate (a.k.a. the real meaning of Valentine’s Day).
The history of those chalky little pastel hearts with sayings on them.
7 Aphrodisiac Cocktails to put you in the mood.
A dose of cynicism for Valentine’s Day.
Everything you ever wanted to know (and more) about “My Funny Valentine.“
Anti–Valentine’s Day cards from a bygone era, plus Vintage valentines from 100 years ago and a collection of vintage meat- and weapons-related cards.
ICYMI, Wednesday’s links are here, and include pancake physics, lots of ape-men other than Sasquatch, a gallery of photos from inside the wreck of the Costa Concordia, and hair dyed to look like art masterpieces.